adjective, roil·i·er, roil·i·est.
QUIZ YOURSELF ON “ITS” VS. “IT’S”!
Example sentences from the Web for roily
A week of hot sunshine had filled the Toba River bank full of roily water when Hollister breasted its current again.The Hidden Places|Bertrand W. Sinclair
The water was choppy and roily, the canoe bobbed a good deal, the anchors dragged, and we did not see any fish.Tales of Fishes|Zane Grey
I had a little dog with me and we unthinkingly stepped in the spring making the water roily.Old Rail Fence Corners|Various
Clear, cool water is essential to the trout, while some other fish will do well in warm and even roily water.Soil Culture|J. H. Walden
No; I need a buckler till all this roily water subsides and clears.The Adventures of Kathlyn|Harold MacGrath